Logical architecture is a widely used term in the IT industry, though the meaning is often adapted by technology vendors to their specific product’s technology-planning process. Although the definition varies slightly, logical architecture commonly defines how technological components of a solution are organized and integrated in a specific deployment.

Logical architecture typically defines

♦ Software components, which encapsulate the cohesive piece of software that executes a function on one or more hardware components via a set of services on one or more interfaces

♦ Data components, which define the basic data stored and manipulated by the application, and the user interfaces and Web sites used to display information to the users

♦ Logical relationships, which define the relationships between the software and data components, and their connection mechanisms and protocols

Your logical architecture is like a map to your information systems deployment — it shows the geographical features (software components), population areas (data components), and the roads between them (logical relationships).

Logical architecture takes into account the business requirements of the solution ...

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